--- a/pyrect/translator/template/grep.c	Fri Nov 05 01:39:42 2010 +0900
+++ b/pyrect/translator/template/grep.c	Sat Nov 06 00:55:01 2010 +0900
@@ -1,46 +1,3 @@
-/*
-typedef struct _thread_arg {
-  unsigned char *buf;
-  int len;
-  int match;
-} thread_arg_t;
-
-void* thread_dfa(void *arg) {
-  thread_arg_t* targ = (thread_arg_t*)arg;
-  targ->match = DFA(targ->buf, targ->len);
-  return NULL;
-}
-
-int paradfa(unsigned char *text, int len) {
-  pthread_t hundle[THREAD_NUM];
-  thread_arg_t targ[THREAD_NUM];
-
-  if (len + REG_MAX_LEN <= REG_MAX_LEN)
-    return dfa(text, len);
-
-  int i, t_len = (len + THREAD_NUM - 1) / THREAD_NUM;
-  for (i = 0; i < THREAD_NUM; i++) {
-    targ[i].buf = text + (unsigned char)(i * t_len);
-    targ[i].len = t_len + REG_MAX_LEN;
-  }
-  targ[THREAD_NUM - 1].len = len - (t_len * (THREAD_NUM - 1));
-
-  for (i = 0; i < THREAD_NUM; i++) {
-    pthread_create(&hundle[i], NULL, (void *)thread_dfa, (void *)&targ[i]);
-  }
-
-  for (i = 0; i < THREAD_NUM; i++) {
-    pthread_join(hundle[i], NULL);
-  }
-
-  for (i = 0; i < THREAD_NUM; i++) {
-    if (targ[i].match) return 1;
-  }
-  return 0;
-}
-
-*/
-
 void print_line(unsigned char *beg, unsigned char *end) {
   fwrite(beg, sizeof(char), (end - beg + 1), stdout);
 }
@@ -70,6 +27,7 @@
   dfa(beg, beg, end);
 
   munmap(file_mmap, size);
+  pthread_exit(NULL);
   return;
 }